/**
 * Copyright (c) 2015-2022, Michael Yang 杨福海 (fuhai999@gmail.com).
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.jboot.components.gateway.discovery;

import java.util.ArrayList;
import java.util.List;

/**
 * GatewayDiscoveryListener.
 */
public interface GatewayDiscoveryListener {

    void onEvent(EventInfo eventInfo);

    class EventInfo {

        private String serviceName;
        private List<GatewayInstance> instances;

        public String getServiceName() {
            return serviceName;
        }

        public void setServiceName(String serviceName) {
            this.serviceName = serviceName;
        }

        public List<GatewayInstance> getInstances() {
            return instances;
        }

        public void setInstances(List<GatewayInstance> instances) {
            this.instances = instances;
        }

        public void addInstances(GatewayInstance instance) {
            if (this.instances == null) {
                this.instances = new ArrayList<>();
            }
            this.instances.add(instance);
        }
    }

}

